UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 24 APR 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1023 56 -4.7 -7.5 81 2.8 -5.5 135 3 266.7 267.1 266.3 272.4 2.12 1 1009 165 0.0 -4.0 74 4.0 -1.4 147 9 272.5 272.9 271.2 280.1 2.81 2 1000 236 -0.3 -6.3 64 6.0 -2.4 155 13 272.9 273.2 270.8 279.4 2.38 3 925 855 -5.1 -13.1 53 8.0 -7.3 190 5 274.1 274.3 270.1 278.4 1.50 4 882 1226 -6.9 -14.9 53 8.0 -9.0 229 7 276.0 276.2 271.1 279.9 1.36 5 850 1512 -7.5 -21.5 32 14.0 -10.6 260 9 278.3 278.4 271.5 280.7 0.81 6 738 2606 -9.1 -35.1 10 26.0 -13.3 282 18 288.0 288.1 276.1 288.9 0.26 7 723 2765 -9.3 -33.3 12 24.0 -13.4 285 19 289.5 289.6 276.9 290.5 0.32 8 700 3013 -11.3 -32.3 16 21.0 -14.9 290 21 290.0 290.0 277.2 291.2 0.36 9 583 4392 -19.1 -28.1 45 9.0 -20.7 304 30 296.4 296.6 280.7 298.5 0.65 10 500 5520 -24.5 -40.5 21 16.0 -26.2 315 38 303.2 303.2 283.0 304.0 0.22 11 459 6139 -29.7 -45.7 20 16.0 -31.0 319 46 304.2 304.2 283.2 304.7 0.14 12 400 7110 -36.1 -49.1 25 13.0 -36.9 325 58 308.1 308.1 284.7 308.5 0.11 13 394 7214 -36.3 -49.3 25 13.0 -37.1 326 59 309.1 309.2 285.1 309.5 0.11 14 326 8495 -46.5 -55.5 35 9.0 -46.8 332 65 312.3 312.3 286.2 312.5 0.06 15 300 9040 -50.9 -59.9 34 9.0 -51.1 335 68 313.6 313.6 286.6 313.8 0.04 16 281 9461 -54.4 -62.8 35 8.4 -54.5 335 71 314.5 314.5 286.9 314.6 0.03 17 269 9739 -56.7 -64.7 36 8.0 -56.8 335 68 315.1 315.1 287.2 315.2 0.02 18 250 10200 -58.7 -66.7 35 8.0 -58.8 335 64 318.8 318.8 288.3 318.9 0.02 19 240 10456 -60.9 -68.9 34 8.0 -61.0 331 66 319.2 319.2 288.5 319.3 0.01 20 227 10803 -61.9 -69.9 34 8.0 -62.0 325 69 322.8 322.8 289.6 322.9 0.01 21 212 11231 -58.3 -66.3 35 8.0 -58.4 322 60 334.8 334.8 293.0 334.9 0.02 22 200 11600 -56.7 -64.7 36 8.0 -56.8 320 52 343.0 343.0 295.1 343.1 0.03 23 167 12749 -52.5 -61.5 33 9.0 -52.8 311 43 368.1 368.1 300.3 368.4 0.06 24 150 13440 -52.3 -62.3 29 10.0 -52.7 305 38 380.0 380.0 302.3 380.2 0.06 25 132 14263 -54.5 -64.5 28 10.0 -54.8 307 36 390.2 390.2 303.9 390.4 0.05 26 100 16040 -54.9 -66.9 21 12.0 -55.4 310 33 421.7 421.7 307.9 421.9 0.05 27 95 16368 -54.3 -66.3 22 12.0 -54.8 309 31 429.1 429.1 308.7 429.3 0.05 28 70 18320 -55.5 -68.5 18 13.0 -56.1 300 21 465.7 465.7 312.3 466.0 0.05 29 63 18988 -56.9 -69.9 18 13.0 -57.5 298 20 476.8 476.8 313.2 477.1 0.05 30 50 20460 -53.9 -67.9 16 14.0 -54.9 295 19 516.5 516.5 316.1 517.0 0.08 31 44 21277 -56.7 -70.7 16 14.0 -57.5 295 17 528.8 528.9 316.9 529.3 0.06 32 30 23700 -57.9 -72.9 13 15.0 -58.9 295 13 586.8 586.8 320.0 587.3 0.07 33 23 25375 -59.3 -74.3 13 15.0 -60.4 266 12 629.0 629.0 321.9 629.6 0.07 34 20 26260 -55.7 -71.7 12 16.0 -57.5 250 11 665.7 665.7 323.3 666.7 0.12 35 13 29042 -49.7 -67.7 10 18.0 -53.9 773.7 773.9 326.7 776.9 0.33 TRP 227 10803 -61.9 -69.9 34 8.0 -62.0 325 69 322.8 322.8 289.6 322.9 0.01 WND 281 9461 -54.4 -62.8 35 8.4 -54.5 335 71 314.5 314.5 286.9 314.6 0.03 Sounding variables and indices 1000-500 mb thick: 5284.00 m Freezing level: Surface below freezing Freezing level: 1009.00 mb = 164.62 m = 540.08 ft Freezing level: 1009.00 mb = 164.62 m = 540.08 ft Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 34.38 % Est. max temperature: 5.28 C = 41.50 F Sfc-Lift cond lev (LCL): 978.62 mb = 407.60 m = 1337.26 ft T: -1.63 C 700-500 lapse rate: 5.27 C/km ThetaE index: 1.77 C Layer 1000.0- 882.0 mb Conv cond level (CCL): 668.92 mb = 3355.31 m = 11008.12 ft Mean mixing ratio: 2.06 g/kg Conv temperature: 20.34 C = 68.61 F Cap Strength: 16.15 C Lifted Index: 20.54 C Risk: None Lifted Index @300 mb: 24.84 C Lifted Index @700 mb: 12.41 C Showalter Index: 18.90 C Risk: None Total Totals Index: 20.00 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 3.00 C K Index: -25.50 Risk: None Sweat Index: 56.00 Risk: None Energy Index: 4.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.76 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 69286.31 J/kg Cap Strength: 20.35 C Lift Cond Lev (LCL): 883.14 mb = 1215.53 m = 3987.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 16 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1023 56 135 3 -2.1 2.1 | 148 19 -10.4 16.3 1 1000 236 155 13 -5.5 11.8 | 152 29 -13.8 26.0 2 925 855 190 5 0.9 4.9 | 159 20 -7.4 19.1 3 850 1512 260 9 8.9 1.6 | 182 16 0.6 15.8 4 700 3013 290 21 19.7 -7.2 | 239 13 11.5 7.0 5 500 5520 315 38 26.9 -26.9 | 304 23 18.6 -12.7 6 400 7110 325 58 33.3 -47.5 | 323 42 25.0 -33.3 7 300 9040 335 68 28.7 -61.6 | 337 52 20.5 -47.4 8 281 9461 335 71 30.0 -64.3 | 337 55 21.7 -50.2 9 250 10200 335 64 27.0 -58.0 | 337 48 18.8 -43.8 10 227 10803 325 69 39.6 -56.5 | 324 53 31.3 -42.3 11 200 11600 320 52 33.4 -39.8 | 316 36 25.2 -25.6 12 150 13440 305 38 31.1 -21.8 | 288 24 22.9 -7.6 13 100 16040 310 33 25.3 -21.2 | 292 18 17.0 -7.0 14 70 18320 300 21 18.2 -10.5 | 250 11 9.9 3.7 15 50 20460 295 19 17.2 -8.0 | 235 11 9.0 6.2 16 30 23700 295 13 11.8 -5.5 | 202 9 3.5 8.7 17 20 26260 250 11 10.3 3.8 | 187 18 2.1 18.0 Wind Parameters Mean winds (0-6000m): 299.8 at 21.9 knts Storm direction: 329.8 at 16.4 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 92.4 deg Storm rel helicity (0-3000m) pos: 131.9 neg: -0.6 tot: 131.2 m^2/s^2 ave: 43.7 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 120.52 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 159 10 153 26| 7.0 0.0 7.0| 34.1 0.0 34.1 68.1 0.32| 15.7 5.0 1000 167 8 156 24| 3.2 0.0 3.2| 50.1 -0.6 49.5 49.5 0.35| 11.3 3.9 1500 190 8 163 23| 3.9 0.0 3.9| 77.7 -0.6 77.1 51.4 0.45| 10.1 4.6 2000 218 9 172 21| 4.0 0.0 4.0| 95.5 -0.6 94.9 47.4 0.52| 8.7 4.6 2500 242 10 182 19| 4.1 0.0 4.1|113.6 -0.6 112.9 45.2 0.58| 7.9 4.6 3000 261 12 191 16| 4.1 0.0 4.1|131.9 -0.6 131.2 43.7 0.63| 7.5 4.7 4000 278 15 208 14| 4.0 0.0 4.0|161.3 -0.6 160.7 40.2 0.68| 6.7 4.5 5000 291 18 229 12| 3.9 0.0 3.9|197.5 -0.6 196.9 39.4 0.71| 6.2 4.4 6000 300 22 253 11| 4.1 0.0 4.1|240.8 -0.6 240.2 40.0 0.69| 6.2 4.3 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250424.00.gif